{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "member": {
      "type": "string",
      "minLength": 1,
      "maxLength": 100,
      "pattern": "^[a-zA-Z0-9_-]+$"
    },
    "deleted": {
      "type": "boolean",
      "const": true
    }
  },
  "required": ["member", "deleted"]
}